Originally Posted by eruby
a little off topic but has anyone run regular gas (87 octane) and a octane booster? at $.20 difference for ~ 15 gal that's $3.00. if the octane booster is $1.00 (not sure what it really cost) it may be cheaper to add it at every fillup.
For the 2 bucks you'll save do really think it's worth taking a chance on your motor.